from washington peter bergen cnn national security analyst and author of man hunt the ten year search of bin laden from 9/11 and from new york delaware mark bowden he is author of the finish and the killing of osama bin laden. i want to talk large before we get to specifics. i'll start with you peter bergen. what do you believe about torture as a way to get information that's vital to the united states national security interest at the moment or longer. >> generally speak it's unethical and counterproductive. i'll give you how torture got us involved in the iraq war to a large degree. a guy was tortured by the egyptian security service and told them a bunch of baloney about al-qaeda being trained by saddam hussein. that edged up as a key part of colin powell's -- to the iraq war. it's not only unethical and counterproductive, it can produce misinformation and in this case costly misinformation. >> rose: therefore under no circumstances should it be used? >> yes. i mean it's sort of a principle lesson in civilization for some period now. >> rose: mark bowden. >> i think it has been a p